Sewing machine



FIG. 1 is a perspective view of a sewing machine showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a perspective view of a second embodiment of the sewingmachine disclosed in FIG. 1;

FIG. 8 is a left side elevational view of FIG. 7;

FIG. 9 is a right side elevational view FIG. 7;

FIG. 10 is a front elevational view of FIG. 7;

FIG. 11 is a rear elevational view of FIG. 7; and,

FIG. 12 is a top plan view FIG. 7.

The ornamental design for a sewing machine, as shown and described.